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cmake_minimum_required(VERSION 2.8)
project(ttyd C)
set(PROJECT_VERSION "1.7.0")
find_package(Git)
if(GIT_FOUND)
execute_process(
COMMAND ${GIT_EXECUTABLE} --git-dir ${CMAKE_CURRENT_SOURCE_DIR}/.git rev-parse --short HEAD
RESULT_VARIABLE GIT_RET
OUTPUT_VARIABLE GIT_COMMIT
OUTPUT_STRIP_TRAILING_WHITESPACE
ERROR_QUIET
)
if("${GIT_RET}" STREQUAL "0")
set(PROJECT_VERSION "${PROJECT_VERSION}-${GIT_COMMIT}")
endif()
endif()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_GNU_SOURCE")
if(CMAKE_VERSION VERSION_LESS "3.1")
if ("${CMAKE_C_COMPILER_ID}" STREQUAL "GNU")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99")
else()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99")
endif()
else()
set(CMAKE_C_STANDARD 99)
endif()
set(SOURCE_FILES src/utils.c src/pty.c src/protocol.c src/http.c src/server.c)
include(FindPackageHandleStandardArgs)
find_path(LIBUV_INCLUDE_DIR NAMES uv.h)
find_library(LIBUV_LIBRARY NAMES uv libuv)
find_package_handle_standard_args(LIBUV REQUIRED_VARS LIBUV_LIBRARY LIBUV_INCLUDE_DIR)
mark_as_advanced(LIBUV_INCLUDE_DIR LIBUV_LIBRARY)
if(LIBUV_FOUND)
SET(LIBUV_INCLUDE_DIRS "${LIBUV_INCLUDE_DIR}")
SET(LIBUV_LIBRARIES "${LIBUV_LIBRARY}")
endif()
find_path(JSON-C_INCLUDE_DIR NAMES json.h PATH_SUFFIXES json-c)
find_library(JSON-C_LIBRARY NAMES json-c)
find_package_handle_standard_args(JSON-C REQUIRED_VARS JSON-C_LIBRARY JSON-C_INCLUDE_DIR)
mark_as_advanced(JSON-C_INCLUDE_DIR JSON-C_LIBRARY)
if(JSON-C_FOUND)
SET(JSON-C_INCLUDE_DIRS "${JSON-C_INCLUDE_DIR}")
SET(JSON-C_LIBRARIES "${JSON-C_LIBRARY}")
endif()
find_package(ZLIB REQUIRED)
find_package(Libwebsockets 3.2.0 REQUIRED)
set(INCLUDE_DIRS ${ZLIB_INCLUDE_DIR} ${LIBWEBSOCKETS_INCLUDE_DIRS} ${JSON-C_INCLUDE_DIRS} ${LIBUV_INCLUDE_DIRS})
set(LINK_LIBS ${ZLIB_LIBRARIES} ${LIBWEBSOCKETS_LIBRARIES} ${JSON-C_LIBRARIES} ${LIBUV_LIBRARIES})
set (CMAKE_REQUIRED_INCLUDES ${INCLUDE_DIRS})
include(CheckSymbolExists)
check_symbol_exists(LWS_WITH_LIBUV "lws_config.h" LWS_WITH_LIBUV)
check_symbol_exists(LWS_OPENSSL_SUPPORT "lws_config.h" LWS_OPENSSL_ENABLED)
check_symbol_exists(LWS_WITH_MBEDTLS "lws_config.h" LWS_MBEDTLS_ENABLED)
if(NOT LWS_WITH_LIBUV)
message(FATAL_ERROR "libwebsockets was not build with libuv support (-DLWS_WITH_LIBUV=ON)")
endif()
if(LWS_OPENSSL_ENABLED AND NOT LWS_MBEDTLS_ENABLED)
find_package(OpenSSL REQUIRED)
list(APPEND INCLUDE_DIRS ${OPENSSL_INCLUDE_DIR})
list(APPEND LINK_LIBS ${OPENSSL_LIBRARIES})
endif()
if(WIN32)
list(APPEND LINK_LIBS shell32 ws2_32)
elseif(NOT APPLE)
list(APPEND LINK_LIBS util)
endif()
add_executable(${PROJECT_NAME} ${SOURCE_FILES})
target_include_directories(${PROJECT_NAME} PUBLIC ${INCLUDE_DIRS})
target_link_libraries(${PROJECT_NAME} ${LINK_LIBS})
target_compile_definitions(${PROJECT_NAME} PRIVATE TTYD_VERSION="${PROJECT_VERSION}")
include(GNUInstallDirs)
install(TARGETS ${PROJECT_NAME} DESTINATION "${CMAKE_INSTALL_BINDIR}" COMPONENT prog)
install(FILES man/ttyd.1 DESTINATION "${CMAKE_INSTALL_MANDIR}/man1" COMPONENT doc)
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